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Patent Assignment Assignor Details
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Assignor Name : WALDERN, PETER J.
Total Assignments: 4
Assignment: 1
Reel/Frame:005714/0818   Pages: 3
Recorded: 05/21/1991
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
05/17/1991
2
Exec Dt:
05/17/1991
Assignee
1
A CORPORATION OF PA
POST OFFICE BOX 12866
PITTSBURGH, PENNSYLVANIA 15241
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07703509
Correspondence name and address
RUSSELL D. ORKIN
515 OLIVER BLDG.,
535 SMITHFIELD STREET
PITTSBURGH, PA 15222-2363
Assignment: 2
Reel/Frame:006331/0717   Pages: 3
Recorded: 12/07/1992
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST.
Assignors
1
Exec Dt:
11/16/1992
2
Exec Dt:
11/16/1992
Assignee
1
P.O. BOX 12866
PITTSBURGH, PENNSYLVANIA 15241
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
07962280
Correspondence name and address
RUSSELL D. ORKIN
700 KOPPERS BUILDING
436 SEVENTH AVENUE
PITTSBURGH, PA. 15219
Assignment: 3
Reel/Frame:008131/0393   Pages: 3
Recorded: 11/08/1995
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
10/17/1995
2
Exec Dt:
10/24/1995
3
Exec Dt:
10/17/1995
Assignee
1
P.O. BOX 12866
PITTSBURGH, PENNSYLVANIA 15241
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
08555041
Correspondence name and address
WEBB ZIESENHEIM BRUENING ET AL.
RUSSELL D. ORKIN
700 KOPPERS BUILDING
436 SEVENTH AVENUE
PITTSBURGH, PA 15219
Assignment: 4
Reel/Frame:009025/0929   Pages: 3
Recorded: 02/27/1998
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Assignors
1
Exec Dt:
02/27/1998
2
Exec Dt:
02/27/1998
3
Exec Dt:
02/27/1998
Assignee
1
P.O. BOX 12866
PITTSBURGH, PENNSYLVANIA 15241
Property
 
Pat #
Pub #
Intl #
App #
 
 
 
 
 
 
 
 
 
 
 
NONE
09031273
Correspondence name and address
WEBB ZIESENHEIM, ET AL.
JOHN W. MCILVAINE
700 KOPPERS BUILDING
436 SEVENTH AVENUE
PITTSBURGH, PA 15219-1818

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